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Recent discoveries and updates of the Chandra mission in video and audio formats.
A Tour of Ring Galaxy AM 0644-741 (09-06-2018)
Astronomers have used NASA's Chandra X-ray Observatory to discover a ring of black holes or neutron stars in a galaxy 300 million light years from Earth.
- Related Links:
-- AM 0644-741: Cosmic Collision Forges Galactic One Ring -- in X-rays
Astronomers have used NASA's Chandra X-ray Observatory to discover a ring of black holes or neutron stars in a galaxy 300 million light years from Earth.
- Download Video (68.2 MB, Runtime: 2:40)
- With closed-captions (at YouTube)
- Listen to Audio Only
- Transcript
- Related Links:
-- AM 0644-741: Cosmic Collision Forges Galactic One Ring -- in X-rays

A Tour of COSMOS Legacy Survey (08-09-2018)
These Chandra data have provided strong evidence for the existence of so-called intermediate-mass black holes (IMBHs).
- Related Links:
-- Finding the Happy Medium of Black Holes
These Chandra data have provided strong evidence for the existence of so-called intermediate-mass black holes (IMBHs).
- Download Video (81 MB, Runtime: 3:02)
- With closed-captions (at YouTube)
- Listen to Audio Only
- Transcript
- Related Links:
-- Finding the Happy Medium of Black Holes

A Quick Look at Mrk 1216 (06-21-2018)
Astronomers using Chandra found that black holes may have squelched star formation in small, yet massive galaxies known as "red nuggets".
- Related Links:
-- 'Red Nuggets' are Galactic Gold for Astronomers
Astronomers using Chandra found that black holes may have squelched star formation in small, yet massive galaxies known as "red nuggets".
- Download Video (17.1 MB, Runtime: 1:08)
- Related Links:
-- 'Red Nuggets' are Galactic Gold for Astronomers

A Tour of Mrk 1216 (06-21-2018)
Astronomers using Chandra found that black holes may have squelched star formation in small, yet massive galaxies known as "red nuggets".
- Related Links:
-- 'Red Nuggets' are Galactic Gold for Astronomers
Astronomers using Chandra found that black holes may have squelched star formation in small, yet massive galaxies known as "red nuggets".
- Download Video (63.7 MB, Runtime: 3:03)
- With closed-captions (at YouTube)
- Listen to Audio Only
- Transcript
- Related Links:
-- 'Red Nuggets' are Galactic Gold for Astronomers

A Quick Look at GW170817 (05-31-2018)
A new study using Chandra data of GW170817 indicates that the event that produced gravitational waves likely created the lowest mass black hole known.
- Related Links:
-- Gravitational Wave Event Likely Signaled Creation of a Black Hole
A new study using Chandra data of GW170817 indicates that the event that produced gravitational waves likely created the lowest mass black hole known.
- Download Video (17.1 MB, Runtime: 1:08)
- Related Links:
-- Gravitational Wave Event Likely Signaled Creation of a Black Hole

A Tour of GW170817 (05-31-2018)
A new study using Chandra data of GW170817 indicates that the event that produced gravitational waves likely created the lowest mass black hole known.
- Related Links:
-- Gravitational Wave Event Likely Signaled Creation of a Black Hole
A new study using Chandra data of GW170817 indicates that the event that produced gravitational waves likely created the lowest mass black hole known.
- Download Video (73.8 MB, Runtime: 2:52)
- With closed-captions (at YouTube)
- Listen to Audio Only
- Transcript
- Related Links:
-- Gravitational Wave Event Likely Signaled Creation of a Black Hole

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